<?php
namespace example\adapter;
require_once 'AbstractTargetBook.php';
/**
 * Class Book
 * @package example\adapter
 * 客户类 - 纸质书实现类
 */
class Book extends AbstractTargetBook
{
    public function open()
    {
        // TODO: Implement open() method.
    }
    public function turnPage()
    {
        // TODO: Implement turnPage() method.
    }
}
